40202442442342 has 8 divisors (see below), whose sum is σ = 60471640443600. Its totient is φ = 20045228961144.

The previous prime is 40202442442289. The next prime is 40202442442343. The reversal of 40202442442342 is 24324424420204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40202442442343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27996129117 + ... + 27996130552.

It is an arithmetic number, because the mean of its divisors is an integer number (7558955055450).

Almost surely, 2^{40202442442342} is an apocalyptic number.

40202442442342 is a deficient number, since it is larger than the sum of its proper divisors (20269198001258).

40202442442342 is a wasteful number, since it uses less digits than its factorization.

40202442442342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55992260030.

The product of its (nonzero) digits is 393216, while the sum is 37.

Adding to 40202442442342 its reverse (24324424420204), we get a palindrome (64526866862546).

The spelling of 40202442442342 in words is "forty trillion, two hundred two billion, four hundred forty-two million, four hundred forty-two thousand, three hundred forty-two".